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', '702fa58cab6acc5af7b4534d6964e40c', '18.97.9.170', '1748110464', '1748110464', '/')

[XT SQL Error]