INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dfa4c41d002da9ba9e4369d43021a814002af0f13f8aeeee9926427dc519bebb', 
    '9/T5a6Z3s8V+ESMRnr9RMu33fAmcVSmRJkgDsrbgGSQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)