mysql 插入特殊字符报错

<?php
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "myDB";

// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);

// 检查连接
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}

// 预处理语句
$stmt = $conn->prepare("INSERT INTO myTable (name, description) VALUES (?, ?)");
$stmt->bind_param("ss", $name, $description);

// 设置参数并执行
$name = "John's Data";
$description = "This is a test with 'special' characters.";
$stmt->execute();

echo "新记录插入成功";

$stmt->close();
$conn->close();
?>

<?php
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "myDB";

// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);

// 检查连接
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}

// 手动转义特殊字符
$name = $conn->real_escape_string("John's Data");
$description = $conn->real_escape_string("This is a test with 'special' characters.");

// 插入数据
$sql = "INSERT INTO myTable (name, description) VALUES ('$name', '$description')";
if ($conn->query($sql) === TRUE) {
    echo "新记录插入成功";
} else {
    echo "Error: " . $sql . "<br>" . $conn->error;
}

$conn->close();
?>