INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f576ff0c12a0401f1ff123c9746bf1a068e370841e91b584386fc63708087ce', 
    'KFrGbmzoUjnsAnJZ2IYeVYXz/B6FLtxO1VCrwvOYgWo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)