diff --git a/app/controllers/api/projects.php b/app/controllers/api/projects.php
index 9f126a0c77..74f734a856 100644
--- a/app/controllers/api/projects.php
+++ b/app/controllers/api/projects.php
@@ -1501,6 +1501,7 @@ App::post('/v1/projects/:projectId/keys')
                 Permission::update(Role::any()),
                 Permission::delete(Role::any()),
             ],
+            // TODO: @hmacr Remove `projectInternalId` and `projectId` column writes before deleting the column.
             'projectInternalId' => $project->getSequence(),
             'projectId' => $project->getId(),
             'resourceInternalId' => $project->getSequence(),
diff --git a/app/controllers/mock.php b/app/controllers/mock.php
index 8751aa75de..fd7dae55b4 100644
--- a/app/controllers/mock.php
+++ b/app/controllers/mock.php
@@ -200,6 +200,7 @@ App::post('/v1/mock/api-key-unprefixed')
                 Permission::update(Role::any()),
                 Permission::delete(Role::any()),
             ],
+            // TODO: @hmacr Remove `projectInternalId` and `projectId` column writes before deleting the column.
             'projectInternalId' => $project->getSequence(),
             'projectId' => $project->getId(),
             'resourceInternalId' => $project->getSequence(),