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 ('df44e7916d538b27ec8c08e41c96ec0c', -1, 1737480877, 1737480877, '12e2acea', 10, 0, 0)

Line : 187
File : sessions.php