INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4a43ba7693ec4509e1a1b05542854f218f5feff7b15056a5b7d46d08594c62a', 
    'StpUJ6lMN9+ZCb0a1uYAyPnQbsltAgPZ1WBqvMLdSKE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)