INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3935220f109da743e457a3bedac94d0efc709e03f680129a29a5a9060ec69ee', 
    'PqZupt8PRmb776Je9zaj4ff0lH1uR1EobEJnA+txpN0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)