INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81e06bd2dd3b00e211a977f39ebcbf37e569a4714c124c0f76bbf93b5bfdee5c', 
    'fKZtu8TP+HE0Pxc66dpJiKMmgwQ1X1/CMKTvrxehVhQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)