Biraz uzun sürsede sorunumu hallettim . ihtiyacı olan arkadaşlar olursa
$query = array($_POST['schedule_date'],$_POST['schedule_time'],$_POST['schedule_place'],$_POST['schedule_address']);
for ($i = 0; $i < count($query[0]); $i++) {
foreach ($query as $row){
$statement = $db->prepare("INSERT INTO schedule(date, time, location_title, location_address, item_id) VALUES(?, ?, ?, ?, ?)");
$statement->execute(array($query[0][$i], $query[1][$i], $query[2][$i], $query[3][$i], $last_id));
break;
}
}