The latest DataStax Astra update removed user and password auth for databases. To use token-based auth with Astra specify "token" as the username and the token value as the password. Like in the example below. 
The latest DataStax Astra update removed user and password auth for databases.
To use token-based auth with Astra specify "token" as the username and the token value as the password. Like in the example below.