baoshi-was/database/factories/StorageFactory.php

<?php

/** @var \Illuminate\Database\Eloquent\Factory $factory */

use Faker\Generator as Faker;

$factory->define(\App\Storage::class, function (Faker $faker) {
    return [
        "station_id" => rand(0,10),
        "material_box_id" =>  rand(0,10),
        "commodity_id" => 0 ,
        "amount" => 0,
        "status" => 0,
    ];
});