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', 'a4cb4d0964643409a908e539ebce521e', '3.143.17.128', '1713423183', '1713423183', '/shop_content.php?coID=7&XTCsid=f88a86bf4ffc9ff2be90f468933efb62')

[XT SQL Error]