Warning: (1300, "Invalid utf8mb4 character string: '800495'")

[harshitsinghai77]

Describe the bug

site-packages/pymysql/cursors.py:170: Warning: (1300, "Invalid utf8mb4 character string: '800495'")
  result = self._query(query)

To Reproduce
No clear steps to reproduce. I'm using aiomysql. PyMySQL is being using inside aiomysql.

Schema:

CREATE DATABASE ...
CREATE TABLE ...

Code:

import pymysql
con = pymysql.connect(...)

Expected behavior
A clear and concise description of what you expected to happen.

Environment

• OS: [e.g. Windows, Linux]
• Server and version: [e.g. MySQL 8.0.19, MariaDB]
• PyMySQL version: 0.9.3

Additional context
Add any other context about the problem here.

[methane]

Since you can not provide clear steps to reproduce, I can not do anything.