INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2879b3d290f2ea9362f408ea55ad00632c130f44c7d4de02ba9bb940472eed22', 
    '5mOmJ2wLnqIbwR4U6FUsEY6qyn3kdjod4eadH3GEDsc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)