public function buildValues()
	{
		$fields = [];
		$values = [];

		foreach ($this->values as $field => $value)
		{
			$fields[] = $this->connection->quoteName($field);
			$values[] = '?';
			$this->bind(is_string($value) ? trim($value) : $value);
		}

		return '(' . implode(',', $fields) . ') VALUES (' . implode(',', $values) . ')';
	}