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 ('95fb8807130ecb6c78b5f4702792495e', -1, 1711713591, 1711713591, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php