prod-catalog/app/Models/Product.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Product extends Model
{
    use HasFactory;
    protected $fillable = ['article', 'series', 'name', 'name_for_form', 'product_group', 'price', 'characteristics',
                            'tech_description', 'tech_description_short', 'image_path'];
}