INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2d8755bd48bd937cb01eefa395ee931cf552facc1bb0fa63fa2c74dca40ee56c', 
    '9HeoQNXRahLwtjDe/OvB0gwaVEzsL89AqrLXTy/wEig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)