INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8f667f7d45000483c67d2ed75b9e020f76de47315cb427fb68fb34c5b594b49', 
    'SmSAN3IgNnlR1Who0A8vPyR9W8+q7YLkfVsJsjNTu48=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)