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 ('164c42f3ac410d9dc2e4b0f1925e61ce', -1, 1737555989, 1737555989, '340e6eba', 68, 0, 0)

Line : 187
File : sessions.php