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', 'c9d04932765a1db6bc54e46bc372f0c5', '3.141.41.187', '1714179577', '1714179577', '/product_info.php/info/p3204_Georgia-Reliefkarte.html')

[XT SQL Error]