INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '621db277989da105a5ba95ad66128b3eb69fe55039658be2cb96beea7450b9ef', 
    'm/QaTuzOJ5VUwOEcPEZ0JJqfZTTBchQ1EYeXYQBICfc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)