// mysql

id INT 11  auto_increment
jmeno VARCHAR 255
datum DATETIME


// index.php

<form name="input" action="script.php" method="get">
<input type="text" name="jmeno">
</form>

// script.php

<?PHP
$jmeno = $_GET["jmeno"];

$pripojeni = mysql_connect("localhost","root","lamalama","databases");
$akce = "INSERT INTO test (jmeno) VALUES ($jmeno)";

mysql_query($pripojeni,$akce)
?>