Database.php

<?php 
namespace Model;

use Base\Exceptions\DatabaseConnect;
use Base\Log;

class Database extends Main {

	private static $instances = array();
	/**
	 * @var \mysqli
	 */
	protected $db = null;
	protected $lastQuery="";

	/**
	 * @param string $name
	 * @return Database
	 */
	public static function getInstance($name="default"){
		if(!isset(self::$instances[$name]))	self::$instances[$name] = new Database();
		return self::$instances[$name];
	}

	protected function init(){
		$this->db = new \mysqli(MYSQL_HOST,MYSQL_USER,MYSQL_PASS ,MYSQL_DABA);
		if(!is_null($this->db->connect_error)){
			Log::fatal($this->db->connect_error);
			throw new DatabaseConnect($this->db->connect_error,$this->db->connect_errno);
		}


	}

	public function query($q){
		$prepared = $this->db->prepare("SELECT name FROM tmp");
		$prepared->execute();
		var_dump($prepared);

		return $prepared;
	}


} 

output.txt

bool(true)
object(mysqli_stmt)#3 (9) {
  ["affected_rows"]=>
  int(-1)
  ["insert_id"]=>
  int(0)
  ["num_rows"]=>
  int(0)
  ["param_count"]=>
  int(0)
  ["field_count"]=>
  int(1)
  ["errno"]=>
  int(0)
  ["error"]=>
  string(0) ""
  ["sqlstate"]=>
  string(5) "00000"
  ["id"]=>
  int(1)
}