INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '121840ddd8aac978fa641c981ac8dea369ca9b06031903ec2e02356d29b52aaa', 
    'Pv1KJ8KdcxzxEKMJ2AL+YrJBbEde4SrMxJLXQY7h6wI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)