INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b412fbc2b89741b4422257af42edb0232db196bc37a676c583c8f258beac760', 
    '7aLdxVc1W3SNbQQ2NbuREGXOOqwZ9i45fE5q2cK4ZAY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)