INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c856884ec8a477c4dd9742590e46eef1f998a716cd4e927fc3578529b040a16', 
    '8A6q09mPfoltZ+rzsKxyZ3wzzYBEkWRtTcn7K2awWsQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)