Image in DB einlesen und wieder ausgeben

<?php
include 'config/connect.php';

?>


<form action="new_image.php" method="POST" enctype="multipart/form-data" name="upload">
Name:<br>
<input type="text" name="name" value="">
<br>
Bild:
<input type="file" size="30" name="datei" value="">
<br>
<input type="submit" name="submit" value="hinzu">
</form>

Image.php:
<?php
include 'config/connect.php';


    $name = $_FILES['datei']['name'];
    $size = $_FILES['datei']['type'];
    $mime = $_FILES['datei']['size'];
    $image = file_get_contents($_FILES['datei']['tmp_name']);
    
    $sql = "INSERT INTO image(im_name, im_type, image) VALUES (?, ?, ?);";
    
    $insert = $pdo->prepare($sql);
    
if($insert) {
    $insert->BindParam(1, $name);
    $insert->BindParam(2, $mime);
    $insert->BindParam(3, $image, PDO::PARAM_LOB);

if(!$insert->execute()) {
    print_r($insert->errorInfo());
} else {
    echo 'erfolg';

    $stmt = $pdo->prepare("SELECT image FROM image");
if(!$stmt->execute()) {
    print_r($stmt->errorInfo());
} 
    $row = $stmt->fetch();
            
    echo $row['image'];
    }
}

?>