INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8434279a6945b08ec6bcbc4d1df04db1547a24f4a3a1d5d895beeeb7ff364efd', 
    'D6UWFA3HG1XbqPLEKTRVvk7KM5NqIUBAxPzS7IZTX98=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)