Keycloak docker mysql fails to start

keycloak-docker-compose.yml

version: "3"

volumes:

  data_keycloak_db:
    driver: local

services:

  keycloak-db:
    image: mysql:5.7
    volumes:
      - data_keycloak_db:/var/lib/mysql
    environment:
      MYSQL_ROOT_PASSWORD: "root"
      MYSQL_DATABASE: "keycloak"
      MYSQL_USER: "keycloak"
      MYSQL_PASSWORD: "secret"

  keycloak:
    image: jboss/keycloak:8.0.2
    environment:
      DB_VENDOR: "mysql"
      DB_ADDR: "keycloak-db"
      DB_DATABASE: "keycloak"
      DB_USER: "keycloak"
      DB_PASSWORD: "secret"
      KEYCLOAK_USER: "admin"
      KEYCLOAK_PASSWORD: "secret"
      # Uncomment the line below if you want to specify JDBC parameters. The parameter below is just an example, and it shouldn't be used in production without knowledge. It is highly recommended that you read the MySQL JDBC driver documentation in order to use it.
      #JDBC_PARAMS: "connectTimeout=30000"
    ports:
      - 8080:8080
    depends_on:
      - keycloak-db