Use SSL when communicating with the server, default is “true“ when connecting to MySQL 5.5.45+, 5.6.

DEPRECATED: See 'sslMode' property description for details.[CR]For 8.0.12 and earlier: Use SSL when communicating with the server, default is "true" when connecting to MySQL 5.5.45+, 5.6.26+ or 5.7.6+, otherwise default is "false".[CR] For 8.0.13 and later: Default is "true".

将useSSL 改成False选项

完美解决问题