<form id="form1" name="form1" method="post" action="">
  <select name="select" id="select">
  </select> - 
  <input type="text" name="textfield" id="textfield" /> - 
  <input type="text" name="textfield" id="textfield" />
  <input type="submit" name="button" id="button" value="Ekle" />
</form>

$select= $_POST["select"];
$textfield = $_POST["textfield"];

INSERT INTO tabloadi (select,textfield) values ('$select','$textfield');