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', 'fd4630078481f3e263e01aef6df11b5e', '3.145.8.42', '1714010482', '1714010482', '/product_info.php/language/en/info/p2900_Spanien-Reliefkarte.html')

[XT SQL Error]