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 ('1f8f393b5caff0b11a69c5c4104cf210', -1, 1711696552, 1711696552, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php