<form action="coll.php" method="post" name="create_grading" id="create_grading">
        <table width="30%" border="0" cellpadding="2" cellspacing="3" class="mainTable">
            <tr>
                <th><input type="checkbox" id="selectall" /></th>
                <th>name</th>
            </tr>
            <?php
            $sql = "select * from employee";
            $query = mysqli_query($con, $sql);
            while ($row = mysqli_fetch_array($query)) {
                ?>
                <tr>
                    <td><input type="hidden" name="eid[]" value="<?php echo $row['eid']; ?>"/>
                        <input name="status[]" class="case" type="checkbox" value="1" /><input name="status[]" class="case" type="hidden" value="0" /></td>
                    <td align="center"><?php echo $row['employee_name'] ?></td>
                </tr>
            <?php }; ?>

            <tr>
                <td></td>
                <td><input type="submit" name="Submit" id="Submit" value="Submit" /></td>
            </tr>
        </table>
    </form>

$host = "localhost";
$user = "root";
$pass = "";
$db = "multiple_row_insert";
$con = mysqli_connect($host, $user, $pass, $db);


if (isset($_POST['Submit'])) {
    $eid = $_POST['eid'];
    $count = count($eid);
    for ($i = 0; $i < $count; $i++) {
        $status = $_POST['status'][$i];
        $eid2 = $_POST['eid'][$i];
        $query = "INSERT INTO time(eid,status) VALUES ('$eid2','$status')";
        $query = mysqli_query($con, $query);
    }
}