mysql_new_user

CREATE USER 'admin'@'%' IDENTIFIED BY '***';GRANT ALL PRIVILEGES ON *.* TO 'admin'@'%' IDENTIFIED BY '***' WITH GRANT OPTION MAX_QUERIES_PER_HOUR 0 MAX_CONNECTIONS_PER_HOUR 0 MAX_UPDATES_PER_HOUR 0 MAX_USER_CONNECTIONS 0;GRANT ALL PRIVILEGES ON `synchro`.* TO 'admin'@'%';