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 ('7c413c0e2bf61b85b7e5350318b461c3', -1, 1737657538, 1737657538, '0391705b', 5, 0, 0)

Line : 187
File : sessions.php