INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b39b9f0685492e443ed3b1e831b3667d3c4a887b4842f7351e8a240cc1b43b8f', 
    '+3ayFYw3TMIs7Wjj0jSr9AV5+ljr01QtNmjaKv10Ze0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)