A Database Error Occurred

Error Number: 1062

Duplicate entry 'n7uuoa77vbh5f0i4g9l20vnunvuujup9' for key 'PRIMARY'

INSERT INTO `ep_sessions` (`id`, `ip_address`, `timestamp`, `data`) VALUES ('n7uuoa77vbh5f0i4g9l20vnunvuujup9', '216.73.216.184', 1766869663, '__ci_last_regenerate|i:1766869662;current_page|s:27:\"search/q/got+chocolate+milk\";search_data|a:5:{s:1:\"q\";s:18:\"got chocolate milk\";s:5:\"start\";i:0;s:3:\"num\";i:2000;s:3:\"sub\";a:0:{}s:4:\"sort\";s:4:\"date\";}')