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', '25fa30936030e6542e7f7ec94493a2ea', '3.12.155.148', '1715190780', '1715190780', '/product_info.php/language/en/info/p3470_Estonia-Relief-Map.html')

[XT SQL Error]