/**
  * Insert a row in the characters table
  *
  * @param DatabaseConnection database class instance
  * @param array $params character attributes without id 
  * @return array row inserted of the database with that ID
  */
 public function postCharacter(DatabaseConnection $db, $params)
 {
     Character::insert($db, $params);
     $id = Character::lastID($db);
     $array = Character::find($db, $id);
     return $array;
 }