phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'eaf141d5efe34fd1411731b9ff470cde' 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 ('eaf141d5efe34fd1411731b9ff470cde', -1, 1771839104, 1771839104, 'd849d878', -4, 0, 0)

Line : 187
File : sessions.php