public function openConnection(): void
    {
        $this->closeConnection();
        $this->currentLink = @new \mysqli($this->databaseHost, $this->databaseUser, $this->databasePass);

        if (!$this->currentLink->connect_error) {
            $this->isConnected = true;
            $this->connectionCount += 1;
        } else {
            $this->setError(AbstractMySQL::E_NO_CONNECTION, __CLASS__);
        }
    }