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 ('7827996c10d33f64086a2195b122309b', -1, 1737480116, 1737480116, '03931b98', 10, 0, 0)

Line : 187
File : sessions.php