INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2ce6c736128e900c6bc512cfead20a501583703d905563c74eff011add3889c', 
    '0rmtqTP+7eDlkY+3A9aQXyuzI6RuoR23ckWZm6UC2Uc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)