phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d8d1fe5ccc90a51e07634f84f4b9ff7c', -1, 1717231520, 1717231520, '0389ab52', -4, 0, 0)

Line : 187
File : sessions.php