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', '4cae68df4d037b7c74b139927cde3e82', '3.138.141.202', '1713940953', '1713940953', '/product_info.php/info/p2842_Die-Bahamas-11-Reliefkarte.html')

[XT SQL Error]