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 ('fb1ac7f8f06096309d0f7e182a18672c', -1, 1737623741, 1737623741, '03951dbe', 8, 0, 0)

Line : 187
File : sessions.php