INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e5f0a0e9a44f8b058a83e9c26505add374f7e00432583b1f536d245f26547db2', 
    'KkViAxDdFNodP457b9U2IgRWERmWjZ+3nI+snBywE5I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)