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 ('e03426c6f6b1dd0e23c185b9b3b3b263', -1, 1714261572, 1714261572, '12dd0f0f', -4, 0)

Line : 158
File : sessions.php