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 ('3714e7b8e4e15a658ea46a8cb69ee0f8', -1, 1714669578, 1714669578, '0381f969', -1, 0)

Line : 158
File : sessions.php