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 ('574052503535c5296e7d82ba5a93fb29', -1, 1714577877, 1714577877, '0317653c', -4, 0)

Line : 158
File : sessions.php