phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '36a0491ad0eefb1e4e7f05056a0fbddc' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('36a0491ad0eefb1e4e7f05056a0fbddc', -1, 1770496112, 1770496112, '0aff0001', 9, 0, 0)

Line : 199
File : sessions.php