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', 'e450e92bebf51060e035d76c5dae6c53', '3.149.239.110', '1714044255', '1714044255', '/product_info.php/language/en/info/p3536_Trinidad-Reliefkarte.html')

[XT SQL Error]