Liquibase could not start correctly, your database is NOT ready: liquibase.exception.DatabaseException: Error executing SQL SELECT `LOCKED` FROM paygate.DATABASECHANGELOGLOCK WHERE ID=1: createStatement() is called on closed connection code example
Example: SELECT LOCKED FROM public.databasechangeloglock WHERE ID=1
UPDATE DATABASECHANGELOGLOCK SET LOCKED=FALSE, LOCKGRANTED=null, LOCKEDBY=null where ID=1;