INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fd31b3bd08656412f138a7a8b1f2454f880e3942a3f1473051549b3f4a987db0', 
    '7fbLhT+jWG7YBV7c1pNzOW6wfYzG8y3cQq1oXoDK9gQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)