prepare("SELECT id from verify WHERE uuid = :uuid"); if(!$statement->execute(['uuid' => $uuid])) { echo "Database Error"; die(); } if($statement->rowCount() != 1) { echo "Kein Eintrag mit dieser ID gefunden"; die(); } $id = $statement->fetch(PDO::FETCH_ASSOC)['id']; if($id == null) { die(); } $statement = $db->prepare("UPDATE entries SET verify = 1 WHERE id = :id"); if(!$statement->execute(['id' => $id])) { echo "Database Error"; die(); } $statement = $db->prepare("DELETE FROM verify WHERE id = :id"); if(!$statement->execute(['id' => $id])) { echo "Database Error"; die(); } echo "Danke für die Bestätigung";