phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cff9bbe8a23d97946f16ab861390b4ec' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('cff9bbe8a23d97946f16ab861390b4ec', -1, 1715083267, 1715083267, '1276e345', -8, 0, 0)

Line : 187
File : sessions.php