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', 'a0abfee70b416e8fe0aa5719270b933e', '18.226.222.12', '1713566755', '1713566755', '/product_info.php/language/de/info/p1621_Ireland-Satellite-Image.html')

[XT SQL Error]