INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0b4538647dcb264e6eb46795b030fd57eb77fd9fabfe66095a804c6e7e8db1aa', 
    'btmZBEv6zJ7hhPDwdguXdO3xkFCUWVAjz7b6GiSdEig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)