<?php

$username = $_POST['username'];
$password = $_POST['password'];

if($username&&$password)
{

$connect = mysql_connect("CiniCraftData.db.55555555.hostedresource.com", "CiniCraftData", "*********") or die("Couldn't Connect");
mysql_select_db("CiniCraftData") or die ("Couldn't Find Database");

            $query = "INSERT INTO CiniUsers ('username.CINIDAT') VALUES('$username')";
            $result = mysql_query($query) or die("Error occurred.");

}
else die("Please enter a username and password.");

?>

$query = "INSERT INTO CiniUsers ('username.CINIDAT') VALUES('$username')";

$query = "INSERT INTO CiniUsers ('username.CINIDAT') VALUES('$username')";

$query = "INSERT INTO table (column) VALUES ('$strvar')";

$query = "INSERT INTO CiniUsers (username.CINIDAT) VALUES ('$username')";

$query = "INSERT INTO CiniUsers (username) VALUES ('$username')";

$query = "INSERT INTO CiniUsers (username.CINIDAT) VALUES ('$username')";

INSERT INTO nameOfTable (column1, column2, column3, etc) VALUES ('column1', 'column2', 'column3', 'etc')

$query = "INSERT INTO CiniUsers (username) VALUES('$username')";

$query = "INSERT INTO CiniUsers (username) VALUES('{$username}')";

$connect = mysql_connect("CiniCraftData.db.55555555.hostedresource.com", "CiniCraftData", "*********") or die("Couldn't Connect: mysql_error()");
mysql_select_db("CiniCraftData") or die ("Couldn't Find Database: mysql_error()");
...
$result = mysql_query($query) or die("Some kind of gay error occurred...Query failed: mysql_error()");