1366 - Incorrect integer value: '' for column `db162720`.`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', 'a7bf184pju48f37svrd3e8uo75', '3.145.74.54', '1713576094', '1713576094', '/index.php/cat/c27_.html')

[XT SQL Error]