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', 'e617dc99759d57e0d145529e093a526d', '3.145.156.250', '1714143419', '1714143419', '/product_info.php/language/de/info/p3094_Groenland-Reliefkarte.html')

[XT SQL Error]