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', '4e4bfb6a398a9c580233873d825fed05', '3.145.156.250', '1714171103', '1714171103', '/product_info.php/language/de/info/p2837_Solomon-Ins--12-Reliefkarte.html')

[XT SQL Error]