php artisan passport:client --password

'grant_type' => 'password',
        'client_id' => 'generated client-id',
        'client_secret' => 'generated client-secret',
        'username' => 'your own user name',
        'password' => 'your password',

'api' => [
        'driver' => 'passport',
        'provider' => 'users',
    ],