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', '2d4d93e6be26d2cfe708bb194e0ab74a', '52.14.221.113', '1713508239', '1713508239', '/product_info.php/info/p3494_Bhutan-Reliefkarte.html')

[XT SQL Error]