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', '3f791a7cca8968d1bdb6cdeb85f57d2c', '52.14.130.13', '1714040090', '1714040090', '/product_info.php/info/p1593_Romania-Satellite-Image.html')

[XT SQL Error]