phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('5fa1dd42e6d6eb7e9a47d72486da10b7', -1, 1714739104, 1714739104, '1276786d', 16, 0)

Line : 158
File : sessions.php