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', '26b88fa81e00ffa3ed97ec6e383d2d8f', '13.58.151.231', '1714105679', '1714105679', '/product_info.php/language/de/info/p3145_Vereinigtes-Koenigreich-Reliefkarte.html')

[XT SQL Error]