GPG Keys are configured as: file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

Downloading packages:
warning: /var/cache/yum/x86_64/7/mysql57-community/packages/mysql-community-server-5.7.40-1.el7.x86_64.rpm: Header V4 RSA/SHA256 Signature, key ID 3a79bd29: NOKEY
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql


The GPG keys listed for the "MySQL 5.7 Community Server" repository are already installed but they are not correct for this package.
Check that the correct key URLs are configured for this repository.


 Failing package is: mysql-community-server-5.7.40-1.el7.x86_64
 GPG Keys are configured as: file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql

mysql 설치 하는데 위와 같이 에러가 발생 한다.

키값이 변경되어서 그렇다.

rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

해주면 정상적으로 설치가 된다.