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', 'cf00ac0fb8a12ee180ebf5e86ebf4d41', '13.59.36.203', '1714058287', '1714058287', '/product_info.php/language/de/info/p3354_Algerien-Reliefkarte.html')

[XT SQL Error]