$fsth = $this->pdo->prepare("SELECT id, title, last_error,
".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated, update_interval
FROM ttrss_feeds
$fsth = $this->pdo->prepare("SELECT id, title, last_error,
".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated, update_interval
FROM ttrss_feeds