1366 - Incorrect integer value: '' for column `db2lk5ot`.`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, http_referer) values ('', 'Guest', 'b57c18ddf43d6aa0286b820fd5cfafdcb5e2be12', '3.83.188.254', '1586355448', '1586355448', '/', '')

[XT SQL Error]