php-flarum/src/Core/Seeders/ConfigTableSeeder.php

<?php  namespace Flarum\Core\Seeders;

use Illuminate\Database\Seeder;
use DB;

class ConfigTableSeeder extends Seeder
{

    /**
     * Run the database seeds.
     *
     * @return void
     */
    public function run()
    {
        $config = [
            'api_url'            => 'http://flarum.dev/api',
            'base_url'           => 'http://flarum.dev',
            'forum_title'        => 'Flarum Demo Forum',
            'welcome_message'    => 'Flarum is now at a point where you can have basic conversations, so here is a little demo for you to break.',
            'welcome_title'      => 'Welcome to Flarum Demo Forum',
            'extensions_enabled' => '[]',
        ];

        DB::table('config')->insert(array_map(function ($key, $value) {
            return compact('key', 'value');
        }, array_keys($config), $config));
    }
}