phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81174e48fc11521c2a97cf785f9d9e04' for key 'sgf_sessions.PRIMARY'

INSERT INTO sgf_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('81174e48fc11521c2a97cf785f9d9e04', -1, 1732521724, 1732521724, '030f94cb', -9, 0, 0)

Line : 183
File : sessions.php