INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f613228a812b2e309fd32c75aa0b18f26d950486fd7d403cdc4a50cc43d042a', 
    'lk/Ev2TJ61AxrW76x214oywHxGkvaa5TkWia6re5D7A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)