INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd52916bfa7e16c942bc67ce905da1240103b2ee39b809acb9b333aea1f5f7fed', 
    'WAfWC4EAXOTMzb9QHmhF/xTLYCObxWw7Vk92Fzyn0gs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)