INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '59de8280f678d24c7c8c7594f300dcab1516f62cedbfe08822484abc52edf916', 
    'lj1b37pon5M8vMbnvVRFWe1TZlWqm09EhwK2fH1SHTY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)