INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c3c3f7a56c4efdd5480ba35d52d9f531794bc7d528e00b62b5151aa37cd29e', 
    'CBpoFstwwPwywh+HFnE1IuB2ZYCgI12Ed7vUqP7VtWE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)