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', '5814179b4562d7349599d42b8bf830e3', '3.128.199.210', '1714131610', '1714131610', '/shop_content.php?coID=3&XTCsid=8c4102f41ddb20799250c1276e1c9d62')

[XT SQL Error]