INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '475ada794cedbb06f5bd13e9c1f8cd5c84b9a96518915930830b3f88caa6e688', 
    'rkDhtvvEBYdAe81Feh/4qKuBQJrF1WPO7NW+4PiiVHQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)