baoshi-was/database/seeds/OwnerGroupSeeder.php

<?php

use Illuminate\Database\Seeder;

class OwnerGroupSeeder extends Seeder
{
    /**
     * Run the database seeds.
     *
     * @return void
     */
    public function run()
    {
        //
        $data = [];
        for ($i=0;$i<200;$i++){
            $data[$i] = [
                'name' => '分组名'.$i,
                'created_at' => date('Y-m-d H:i:s'),
                'updated_at' => date('Y-m-d H:i:s'),
            ];
        }
        \Illuminate\Support\Facades\DB::table('owner_groups')->insert($data);
    }
}