INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4fc81bed89980ef7d2eea0159508de762369d4a68ecdd99aff030258cdc601bf', 
    'u9s54Jw48KowcuhXAfXriF02yjpXgPpuTYG0A6ZdsHY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)