function create(){

    // очистка
    $this->consumption_id=htmlspecialchars(strip_tags($this->consumption_id));
    $this->product_id=htmlspecialchars(strip_tags($this->product_id));
    $this->vendor_cod=htmlspecialchars(strip_tags($this->vendor_cod));
    $this->recipient_id=htmlspecialchars(strip_tags($this->recipient_id));
    $this->price=htmlspecialchars(strip_tags($this->price));
    $this->quantity=htmlspecialchars(strip_tags($this->quantity));
    $this->size=htmlspecialchars(strip_tags($this->size));
    $this->provider_id=htmlspecialchars(strip_tags($this->provider_id));
    $this->color=htmlspecialchars(strip_tags($this->color));
    $this->name=htmlspecialchars(strip_tags($this->name));

    // запрос для вставки (создания) записей
    $query = "
    INSERT INTO `{$this->table_name}`
    (
    `product_id`,
    `vendor_cod`,
    `recipient_id`,
    `price`,
    `quantity`,
    `size`,
    `provider_id`,
    `color`,
    `name`
    )
    VALUE (
    '{$this->product_id}',
    '{$this->vendor_cod}',
    '{$this->recipient_id}',
    '{$this->price}',
    '{$this->quantity}',
    '{$this->size}',
    '{$this->provider_id}',
    '{$this->color}',
    '{$this->name}'
    )
    ";

    // подготовка запроса
    $stmt = $this->conn->prepare($query);

    // выполняем запрос
    if ($stmt->execute()) {
        return true;
    }

    return false;
}
}
?>