INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3876dd2a1a6ce4ad954c140299945a0be9e865476a027427f55d226a09f71d8e', 
    'hMkYwEG1w/voMFXLYTYlMG8FCZ2uGmGwz1krA9g9Yec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)