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', 'cbed45a76d0ef81ce227574377e3adf8', '3.138.122.4', '1714059205', '1714059205', '/shop_content.php?coID=8&XTCsid=ed890d870a93292a1cc254113c4cf12e')

[XT SQL Error]