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 ('f4f3d8c5942d3c0c6a3408652d186386', -1, 1717188826, 1717188826, '0388138d', -2, 0, 0)

Line : 187
File : sessions.php