INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b99111db690ca59516003c82e884264434ba54b93344695b6f60fcaafc604ff', 
    '8nbMejEUyPZ5hWGvqddRMSRU9h2a9v49Huw1q/ARj/g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)