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 ('00ab82c2fe64f19137fd755f5e515721', -1, 1714356569, 1714356569, '03864e6a', -7, 0)

Line : 158
File : sessions.php