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 ('f93c2fc8f13ea29e2379265515473de3', -1, 1715034994, 1715034994, '340e79f2', -2, 0, 0)

Line : 189
File : sessions.php