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', '00994928901673e6af4ee4ef05ff0bdf', '18.191.240.243', '1714065875', '1714065875', '/product_info.php/language/de/info/p3515_Aequatorial-Guinea-Reliefkarte.html')

[XT SQL Error]