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', 'efda9902ac50d98090f93b8cd864c3b9', '3.145.163.58', '1713584441', '1713584441', '/product_info.php/info/p3486_Daenemark-Reliefkarte.html')

[XT SQL Error]