Merge pull request a1phanumeric#18 from woiweb/patch-1

Update class.MySQL.php

Author: a1phanumeric

class.MySQL.php

@@ -157,7 +157,7 @@ function Insert($vars, $table, $exclude = ''){
 			$query .= "`{$key}` = '{$value}', ";
 		}
 
-		$query = substr($query, 0, -1);
+		$query = substr($query, 0, -2);
 
 		return $this->ExecuteSQL($query);
 	}