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 ('08c91a25a77c902aa177597b849e15cc', -1, 1737443113, 1737443113, '1277a3a3', 3, 0, 0)

Line : 187
File : sessions.php