zápis do tabuľky kde je check box

$vypis = Db::queryAll('
            SELECT *
            FROM latky WHERE spotreba >0 AND obj=""
            ORDER BY dodavatel
        ');
        
        foreach ($vypis as $u)
        {
            echo(".htmlspecialchars($u['nazov']).");
            echo(".htmlspecialchars($u['dodavatel']).");
            echo(".htmlspecialchars($u['spotreba']).");            
            echo("<input type='checkbox' id='vehicle1' name='vehicle1' value='Bike'>");
        }
            

<input type='checkbox' id=".htmlspecialchars($u['latky_id'])." name=obj['latky_id'] value="ano")

$dt=date("Y-m-d H:i:s");

Db::query("INSERT INTO latky (obj) VALUES (?)" WHERE value="ano",
   $dt
  );

if ($_POST)
{
        Db::query("UPDATE latky SET obj=Now() WHERE latky_id in (?)",
           $_POST["vybrano"]
          );
    header('Location: latky.php');
    exit();
    }
    
    <form method='post'>
        <?php    
        $vypis = Db::queryAll('
            SELECT *
            FROM latky WHERE spotreba >0 AND obj=""
            ORDER BY dodavatel
        ');
        
        foreach ($vypis as $u)
        {
            echo("<tr class='tab'><input type='hidden' name='latky_id' value=".$u['latky_id']. " />");        
            echo("<td width='160px'>".htmlspecialchars($u['nazov'])." ".htmlspecialchars($u['typ'])."</td>");
            echo("<td width='80px' align='center'>".htmlspecialchars($u['dodavatel'])."</td>");
            echo("<td width='140px' align='center'>".htmlspecialchars($u['cislo_obj'])."</td>");
            echo("<td width='270px' align='center'>".htmlspecialchars($u['odberatel'])."</td>");
            echo("<td class='datum' width='70px'> ".date('d.m.Y', strtotime($u['datum_zap']))."</td>");
            echo("<td align='center'>".htmlspecialchars($u['poznamka'])."</td>");
            echo("<td width='80px' align='center'>".htmlspecialchars($u['spotreba'])."</td>");            
            echo("<td width='70px' align='center'><input type='checkbox' value=".$u['latky_id']." name='vybrano[]'></td>");
            echo("</tr>");
        }
            
        echo("</tbody></table>");
        ?>
        <br /><br /><input type="submit" value="Objednať" />
        </form>    

Notice: Array to string conversion in C:\xampp\htdocs\Db.php on line 61
array(2) { ["latky_id"]=> string(2) "43" ["vybrano"]=> array(1) { [0]=> string(2) "43" } }

Db::queryALL("SELECT * FROM latky WHERE latky_id in ($inQuery)", ...$ids);
    exit();