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 ('5af067d709b554b451ef9c17a6a96c3f', -1, 1714294849, 1714294849, '038e234b', -2, 0)

Line : 158
File : sessions.php