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 ('44f9d35fbbf995fe08b0a3a11c9414bf', -1, 1737619794, 1737619794, '038d0cac', 64, 0, 0)

Line : 187
File : sessions.php