Error fetching key 8C718D3B5072E1F5 from keyserver: keyserver.ubuntu.com in KOA

TASK [mysql : add the mysql signing key] ***************************************
fatal: [localhost]: FAILED! => {“changed”: false, “cmd”: “/usr/bin/apt-key adv --no-tty --keyserver keyserver.ubuntu.com --recv 8C718D3B5072E1F5”, “msg”: “Error fetching key 8C718D3B5072E1F5 from keyserver: keyserver.ubuntu.com”, “rc”: 2, “stderr”: “Warning: apt-key output should not be parsed (stdout is not a terminal)\ngpg: keyserver receive failed: Connection timed out\n”, “stderr_lines”: [“Warning: apt-key output should not be parsed (stdout is not a terminal)”, “gpg: keyserver receive failed: Connection timed out”], “stdout”: “Executing: /tmp/apt-key-gpghome.SEai1oXvdE/gpg.1.sh --no-tty --keyserver keyserver.ubuntu.com --recv 8C718D3B5072E1F5\n”, “stdout_lines”: [“Executing: /tmp/apt-key-gpghome.SEai1oXvdE/gpg.1.sh --no-tty --keyserver keyserver.ubuntu.com --recv 8C718D3B5072E1F5”]}

PLAY RECAP *********************************************************************
localhost : ok=57 changed=26 unreachable=0 failed=1 skipped=187 rescued=0 ignored=1

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Ansible failed!

Decoded error:
No message to decode.

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Installation failed!

If you need help, see https://open.edx.org/getting-help .
When asking for help, please provide as much information as you can.
These might be helpful:
Your log file is at /home/ubuntu/logs/install-20210514-041411.log
Your environment:
OPENEDX_RELEASE=open-release/koa.3
install-20210514-101549.log (47.0 KB)

According to the instructions Ubuntu 20.04 is needed.
However, when I follow the instructions I saw errors .
Can someone help me?

here is my workaround.linux - sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 7F0CEB10 command returns error - Super User