INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fbfd9e3b847d7bbff0301487b306cdebba3242944e809d4a4549553e915f7ac7', 
    'XQTGszy3lrtRztNPft9AGhJA75p9ytW7/tGFAz7wT54=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)