Hello, I would like to add the status of the warehouse and the PLU, SKU of the goods to the product detail, when I add it through the php script, the page gives me an error. In what format can it be added?

Hello, I would like to add the status of the warehouse and the PLU, SKU of the goods to the product detail, when I add it through the php script, the page gives me an error. In what format can it be added?

Last edited 2 hours ago by raver123654