I installed the drivers into my Homestead + laravel, but i can't connect. how can configure my config/database.php and my .env for connect to mariadb

I have somes question which program is free and good for look my database on mariadb?

.env APP_ENV=local APP_KEY=base64:SuU4Hx7/k3q9YtZiJN55W55fbYwl3XLkdYy6/+ROD1k= APP_DEBUG=true APP_LOG_LEVEL=debug APP_URL=http://localhost

DB_CONNECTION=mysql DB_HOST=127.0.0.1 DB_PORT=3306 DB_DATABASE=homestead DB_USERNAME=homestead DB_PASSWORD=secret

BROADCAST_DRIVER=log CACHE_DRIVER=file SESSION_DRIVER=file QUEUE_DRIVER=sync

REDIS_HOST=127.0.0.1 REDIS_PASSWORD=null REDIS_PORT=6379

MAIL_DRIVER=smtp MAIL_HOST=mailtrap.io MAIL_PORT=2525 MAIL_USERNAME=null MAIL_PASSWORD=null MAIL_ENCRYPTION=null

PUSHER_APP_ID= PUSHER_KEY= PUSHER_SECRET=

//config.php

<?php return [ /* |-------------------------------------------------------------------------- | PDO Fetch Style |-------------------------------------------------------------------------- | | By default, database results will be returned as instances of the PHP | stdClass object; however, you may desire to retrieve records in an | array format for simplicity. Here you can tweak the fetch style. | */ 'fetch' => PDO::FETCH_OBJ, /* |-------------------------------------------------------------------------- | Default Database Connection Name |-------------------------------------------------------------------------- | | Here you may specify which of the database connections below you wish | to use as your default connection for all database work. Of course | you may use many connections at once using the Database library. | */ 'default' => env('DB_CONNECTION', 'mysql'), /* |-------------------------------------------------------------------------- | Database Connections |-------------------------------------------------------------------------- | | Here are each of the database connections setup for your application. | Of course, examples of configuring each database platform that is | supported by Laravel is shown below to make development simple. | | | All database work in Laravel is done through the PHP PDO facilities | so make sure you have the driver for your particular database of | choice installed on your machine before you begin development. | */ 'connections' => [ 'sqlite' => [ 'driver' => 'sqlite', 'database' => env('DB_DATABASE', database_path('database.sqlite')), 'prefix' => '', ], 'mysql' => [ 'driver' => 'mysql', 'host' => env('DB_HOST', '127.0.0.1'), 'port' => env('DB_PORT', '3306'), 'database' => env('DB_DATABASE', 'homestead'), 'username' => env('DB_USERNAME', 'homestead'), 'password' => env('DB_PASSWORD', 'secret'), 'charset' => 'utf8', 'collation' => 'utf8_unicode_ci', 'prefix' => '', 'strict' => true, 'engine' => null, ], 'pgsql' => [ 'driver' => 'pgsql', 'host' => env('DB_HOST', 'localhost'), 'port' => env('DB_PORT', '5432'), 'database' => env('DB_DATABASE', 'forge'), 'username' => env('DB_USERNAME', 'forge'), 'password' => env('DB_PASSWORD', ''), 'charset' => 'utf8', 'prefix' => '', 'schema' => 'public', 'sslmode' => 'prefer', ], ], /* |-------------------------------------------------------------------------- | Migration Repository Table |-------------------------------------------------------------------------- | | This table keeps track of all the migrations that have already run for | your application. Using this information, we can determine which of | the migrations on disk haven't actually been run in the database. | */ 'migrations' => 'migrations', /* |-------------------------------------------------------------------------- | Redis Databases |-------------------------------------------------------------------------- | | Redis is an open source, fast, and advanced key-value store that also | provides a richer set of commands than a typical key-value systems | such as APC or Memcached. Laravel makes it easy to dig right in. | */ 'redis' => [ 'cluster' => false, 'default' => [ 'host' => env('REDIS_HOST', 'localhost'), 'password' => env('REDIS_PASSWORD', null), 'port' => env('REDIS_PORT', 6379), 'database' => 0, ], ], ]; when i run php artisan migrate display this SQLSTATE[HY000] [2002] Connection refused