INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '939458e5578e04a665019d22901c076aa9a19831ec471e7dbfbee9e01f11fd56', 
    'ywvm84eDvJ6Pq6HF7rYJnYp/3wI9QgshF9Io7ph2OXM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)