donate: Set API calls cache to 5 min

donate/models.py

+from django.conf import settings
 from django.core.cache import cache
 from django.core.paginator import EmptyPage, PageNotAnInteger, Paginator
 from django.db import models
@@ -447,7 +448,7 @@ class DonateProjectPage(DonateFormMixin, Page, SubpageMixin, MetadataPageMixin):
                     # save amount into database to be used if next API calls fails
                     self.donated_amount = amount
                     self.save()
-                    cache.set(key, amount)
+                    cache.set(key, amount, settings.DONATE_PORTAL_API_CACHE_TIMEOUT)
             self._donated_amount = self.donated_amount or 0
         return self._donated_amount
 

majak/settings/base.py

@@ -222,3 +222,4 @@ DONATE_PORTAL_REDIRECT_SOURCE = env.str(
 )
 DONATE_PORTAL_API_URL = env.str("DONATE_PORTAL_API_URL", default="")
 DONATE_PORTAL_API_TIMEOUT = 5
+DONATE_PORTAL_API_CACHE_TIMEOUT = 60 * 5