<form method="post" enctype="multipart/form-data">
<input type="file" name="image"/>
<input type="submit" name="upload" value="Uploaded"/>
</form>
<?php
    session_start();
    $host="localhost";
    $username = "root";
    $password = "";
    $dbname = "image";
    $conn = new mysqli($host, $username, $password, $dbname);
    if(isset($_POST['upload'])){
        $image=addcslashes($_FILES['image']['tmp_name']);
        $name=addcslashes($_FILES['image']['name']);
        $image=file_get_contents($image);
        $image=base64_encode($image);
        mysqli_query("inset into image(dbid,image) values('','$image')");
        echo "image upload";
    }
?>