1366 - Incorrect integer value: '' for column `abtecsho_shop`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', 'd9mdgj6j5k5chog6f6i4chqj32', '18.224.184.41', '1746960594', '1746960594', '/product_info.php/info/p5091_-Jockel-PS-2-J--2-kg---Pulver-Dauerdruckl--scher.html')

[XT SQL Error]