<?php
        
        $polaczanie = mysqli_connect('***', '***', '****', 'nauka');
        
        $zapytanie_1 = mysqli_query($polaczanie, $ilosc);
        $zapytanie = mysqli_query($polaczanie,"SELECT data FROM daty");
            
            while ($wynik = mysqli_fetch_assoc($zapytanie)) {
                
                $_SESSION['data'] = $wynik['data'];
                
                echo $_SESSION['data'];
                
                sleep(1);
                
                $_SESSION['data'] = "";

            }
        
        ?>