quote column names in db insert

app/db.py

@@ -55,7 +55,7 @@ class DB:
 
     def insert(self, table, columns, *values):
         if isinstance(columns, (list, tuple)):
-            columns = ", ".join(columns)
+            columns = ", ".join([f'"{column}"' for column in columns])
 
         placeholders = ", ".join(["?"] * len(values))
         sql = f"""