INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8ac493e3412ce880b45afb9f69af39037e0644177b5a06f9cc68eee0a65e6d86', 
    'eLzDqUPGc5I7EdftFTVi5iMdN0bE7aUpLXD6nlBnTWQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)