INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c935a033e8c29b0ce2e5a6c3269fec4b2913b1cac4c8bc4675c93c137adab590', 
    '6xYzT2SPKFyvL6QzEc0xBrsM0Ch5Ti4rHAAh9R4Pudc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)