INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5c6768adc1fc4d35258077d96a6af6755a7a8b521b11d8521c6358a21f88fcf0', 
    '+bjqLo6JPebDjr5B0cdM+RNnE2yq+hdW0YHna1bVz3k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)