INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d7f9e1b941dce62e2ac2ae3784dd7be1863d56b0b65384b58817862338aa438', 
    'C327IujlOkKzKeBMKCEGECPmZi6y/o2lYmSQPsgi0EE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)