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', 'e642a5ebd474cce0ae99b2f2b2d10402', '34.228.168.200', '1711666686', '1711666686', '/product_info.php/language/de/info/p2853_Alaska-Reliefkarte.html')

[XT SQL Error]