<?php
if (isset($_POST['name']) && isset($_POST['nameto']) && isset($_POST['protec'])){


$name = $_POST['name'];
$nameto = $_POST['nameto'];
$protec = $_POST['protec'];



$db_host = "";
$db_user = "";
$db_password = "";
$db_base = '';
$db_table = "";


$mysqli = new mysqli($db_host,$db_user,$db_password,$db_base);


if ($mysqli->connect_error) {
    die('Ошибка : ('. $mysqli->connect_errno .') '. $mysqli->connect_error);
}

$result = $mysqli->query("INSERT INTO ".$db_table." (name,nameto,protec) VALUES ('$name','$nameto','$protec')");

if ($result == true){
    echo "Успешно!";
}else{
    echo "Ошибка!";
}
}
?>

<form method="POST" action="send.php" id="test">
    <input type="name" required />
    <input type="text" name="nameto" required />
    <input type="url" name="protec" required />
    <input type="submit">
</form>