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', '73be07055050ff6a4fc61ff0658cb60b', '3.144.116.159', '1713486198', '1713486198', '/shop_content.php?coID=7&XTCsid=752467afa49d1c2decc281986e95df51')

[XT SQL Error]