izyim-api/database/seeds/SoSeeder.php

<?php

use Illuminate\Database\Seeder;
use App\So;
use Carbon\Carbon;

class SoSeeder extends Seeder
{
    /**
     * Run the database seeds.
     *
     * @return void
     */
    public function run()
    {
         DB::table('sos')->insert([
          
        // 'id' => '8',
        'ff_id' => '4', 
        'supplier_company_name' => 'SEED',
        'supplier_contact_person' => 'SEED',
        'supplier_contact_person_no' => '1234',
        'delivery_id' => '4',
        'warehouse_id' => '4',
        'created_at' => Carbon::now()->format('Y-m-d H:i:s'),
        'updated_at' => Carbon::now()->format('Y-m-d H:i:s'),
       ]);
    }
}