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 ('7f8b007bc1b96f26d2c17d5236c564af', -1, 1737641645, 1737641645, '340e25a5', 68, 0, 0)

Line : 187
File : sessions.php