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 ('b6fb495c1bcd9e7b1e5485ef71962ce2', -1, 1713905817, 1713905817, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php