INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd00f1a65168b7d17d803d663258786933f2c49378fe43a96afd55999510fc8a3', 
    'tQrjJ3hu+D6jpvBHYQXhOewPUeeN3b5IR1BYn5Zz0sg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00056

Result

int(1)