fix(bot): 🐛 Deadlock in on_message.

payphone/cogs/calls/cog.py

@@ -11,6 +11,8 @@ from discord.utils import find
 
 from tortoise import transactions
 
+import asyncpg.exceptions
+
 import aiohttp
 
 from payphone import bot
@@ -718,6 +720,8 @@ class Calls(base.Cog):
                     wait=True,
                 )
 
+        while True:
+            try:
                 message_row = await models.Message.create(
                     id=message.id,
                     call=call,
@@ -728,6 +732,10 @@ class Calls(base.Cog):
                     propagation_id=webhook_message.id if webhook_message else None,
                     propagation_channel=other_channel if webhook_message else None,
                 )
+                break
+
+            except asyncpg.exceptions.DeadlockDetectedError:
+                continue
 
         await models.MessageContent.create(
             message=message_row,