INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '41a2aab2879518b1a46da46bda71512cda6ec656c0352c1ba6d6f019facecfda', 
    'lPnoVsmfdZNHdfgldF1qO8fS5kMqyJwyDiNzpsPPfnw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)