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', '7b228da696467335b52bf80bfc8ba008', '3.144.251.72', '1713511245', '1713511245', '/product_info.php/language/en/info/p4001_Australien-Reliefkarte.html')

[XT SQL Error]