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', '3830d9707c485d16586baf1c675d742d', '3.135.216.174', '1714600987', '1714600987', '/shop_content.php?coID=1&XTCsid=638bbe3e68bb73ad3db5aa2ad24a3591')

[XT SQL Error]