mysql.connector.errors.ProgrammingError: 1045 (28000): Access denied for user 'sql_user_name'@'172.45.678.910' (using password: YES)

import mysql.connector
import sshtunnel

with sshtunnel.SSHTunnelForwarder(
    (ssh_host,ssh_port),
    ssh_username = ssh_username,
    ssh_pkey = ssh_pkey_path,
    remote_bind_address=(sql_host, sql_port),
    local_bind_address=("127.0.0.1",8080)) as server:
        mydb = mysql.connector.connect(host=sql_host,user=sql_user_name,password=sql_pwd,db=db_name)
        myCursor = mydb.cursor()