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', 'a18d0a1e2638689be775ec9954dc8eae', '3.135.183.187', '1713926498', '1713926498', '/popup_content.php?coID=1&XTCsid=ed890d870a93292a1cc254113c4cf12e')

[XT SQL Error]