diff --git a/index.php b/index.php
index 3137dbe..91aabd1 100644
--- a/index.php
+++ b/index.php
@@ -47,6 +47,15 @@
 
 		if (isset($_POST["sub"]))
 		{
+			if (str_starts_with($_POST["sub"], "Registrovat"))
+			{
+				$safe_uname = mysqli_real_escape_string($database, $_POST["username"]);
+
+				$database -> query("INSERT INTO user (username, password) VALUES (\"" . $safe_uname . "\",\"" . hash("sha256", $_POST["password"]) ."\")");
+			} else
+			{
+				echo "log";
+			}
 		}
 	?>
 </body>