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, session_admin) VALUES ('d16c1fc7c71496a8d0734c7f40de3a08', -1, 1713966481, 1713966481, '03856dd3', 5, 0, 0)

Line : 187
File : sessions.php