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', 'f69bffd79fb2c579b4b44cc60f73d87c', '3.15.211.107', '1714064539', '1714064539', '/product_info.php/language/en/info/p1621_Ireland-Satellite-Image.html')

[XT SQL Error]