1366 - Incorrect integer value: '' for column `magickland`.`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', 'ali3dpmp8bl56nimmi7uhh4tk7', '3.142.119.185', '1718730668', '1718730668', '/index.php/cat/templates/xtc5/img/templates/xtc5/img/icon_arrow.gif')

[XT SQL Error]