invoiceninja/database/seeds/DatabaseSeeder.php

<?php

use App\Models\Timezone;
use Illuminate\Database\Seeder;

class DatabaseSeeder extends Seeder
{
    /**
     * Run the database seeds.
     *
     * @return void
     */
    public function run()
    {
        $this->command->info('Running DatabaseSeeder');

        if (Timezone::count()) {
            $this->command->info('Skipping: already run');
            return;
        }

        Eloquent::unguard();

        $this->call('ConstantsSeeder');
        $this->call('PaymentLibrariesSeeder');
        $this->call('BanksSeeder');
        $this->call('CurrenciesSeeder');
        $this->call('LanguageSeeder');
        $this->call('CountriesSeeder');

    }
}