phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e46c1e8e1fa5f2a25470232b04338ddc', -1, 1711617806, 1711617806, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php