INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b12f4de6622c2f4b826a8e19fe8dfb9d68113f6403d9e1c27c44db1cf648e3fb', 
    '4zRPmp2NgUXyVMqOClifuUCfniLsrkIIkd85TPuFbw0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)