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 ('9beb84f2cf1f2bb9b4ac09bedff9a144', -1, 1714669863, 1714669863, '038a6e77', -4, 0)

Line : 158
File : sessions.php