INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91ec21c01fbabd319a54ddaefc5f7b9297d5a89f1fe4b183d123e2435c4b4802', 
    'evLkK+ScFzBj0VIWuO8XU82bUCJqV8wO7HH3YUmGO/E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)