1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '2dff1e90f9af6780e6a6d9a317d8ac39', '18.118.254.94', '1714094361', '1714094361', '/product_info.php/language/en/info/p2645_Afghanistan-Reliefkarte.html')

[XT SQL Error]