INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cf0ec4914a598a5da1527b1b928fe74ad807d07263e332f31f82742afcac47f', 
    'f57HUgH+Q4OGOL4bNoroEJvMQUKKUdfmYoTPpgv5Lyo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)