Failed to insert record to database

Troubleshooting
3

Current state of the database:

SELECT * FROM SidebarCategories;
             id             |           userid           |           teamid           | sortorder | sorting |      type       |   displayname   | muted | collapsed
----------------------------+----------------------------+----------------------------+-----------+---------+-----------------+-----------------+-------+-----------
 id........................ | userid.................... | teamid.................... |         0 |         | favorites       | Favorites       |       |
 id........................ | userid.................... | teamid.................... |        10 |         | channels        | Channels        |       |
 id........................ | userid.................... | teamid.................... |        20 | recent  | direct_messages | Direct Messages |       |

SELECT * FROM SidebarChannels;
 channelid | userid | categoryid | sortorder
-----------+--------+------------+-----------
(0 rows)