INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4661858a99d243301901ca7b173e60235fdc537a053d34ab192a571cd9d8fb8e', 
    'cnRv6BJGulLsooDf676DjryPIet5jzheMDqEW0Nk5fU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)