public function grabLatestEntryByFromDatabase($tableName, $idColumn = 'ID')
{
$dbh = $this->driver->getDbh();
$sth = $dbh->prepare("SELECT {$idColumn} FROM {$tableName} ORDER BY {$idColumn} DESC LIMIT 1");
$this->debugSection('Query', $sth->queryString);
$sth->execute();
return $sth->fetchColumn();
}