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', '29551fe5cb0d69de5977d4ab1ce5e223', '3.145.166.7', '1713524608', '1713524608', '/product_info.php/language/en/info/p3240_Daenemark-Reliefkarte.html')

[XT SQL Error]