INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '49bbc97e855c035846261a07a383e71131ebf256b2bdabba8b509eb384e90d6b', 
    'atcMPhHy4oeQ+xZH5aZgGTzNvHuSRovZ6qOvqDBBxMA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)