Retry select after half a second

kdb-bot/src/bot_data/db_context.py

@@ -1,3 +1,5 @@
+import time
+
 from cpl_core.database import DatabaseSettings
 from cpl_core.database.context import DatabaseContext
 
@@ -31,4 +33,9 @@ class DBContext(DatabaseContext):
             return super(DBContext, self).select(statement)
         except Exception as e:
             self._logger.error(__name__, f"Database error caused by {statement}", e)
+            try:
+                time.sleep(0.5)
+                return self.select(statement)
+            except Exception as e:
+                pass
             return []