phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2af51e7a18f08e645fda5d934d97b7bf', -1, 1715153764, 1715153764, '12d90672', -10, 0, 0)

Line : 189
File : sessions.php