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 ('4071b3e2b042d8a00ae6bde988c227bc', -1, 1737482927, 1737482927, '12771312', -9, 0, 0)

Line : 187
File : sessions.php