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 ('f6f3727f0056f7c6e62e86a9aac081b6', -1, 1737480811, 1737480811, '0380a8db', -9, 0, 0)

Line : 187
File : sessions.php