1366 - Incorrect integer value: '' for column `shop_db3`.`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', 'b0d57a6fe194609654c0dddca33decc8', '18.116.43.119', '1713420248', '1713420248', '/product_info.php?info=p249_German-Folk-Medley.html&XTCsid=f88a86bf4ffc9ff2be90f468933efb62')

[XT SQL Error]