INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a21eac84449751b975b9c3f43480c8ced82cf325df7d7cab74f9490997e38e5', 
    'cRWmzT/iRYBx0lguvW5XsLJsr6d+oy+cTHauUo/WMR0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)