This will display a row of telemetry.. that was not in the original code

Display a db table in row

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

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
} 

$sql = "SELECT id, timestamp, ip, dl, ul, ping, jitter FROM speedtest_users";
$result = $conn->query($sql);

if ($result->num_rows > 0) {
    // output data of each row
    while($row = $result->fetch_assoc()) {
        echo "SL: " . $row["id"]. " - Time: " . $row["timestamp"]. " - IP: " . $row["ip"]. " - DL: " . $row["dl"]. " - UL: " . $row["ul"]. " - PING: " . $row["ping"]. " - JITTER: " . $row["jitter"]. "  " . $row["lastname"]. "<br>";
    }
} else {
    echo "0 results";
}
$conn->close();
?>