INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7c978012843d93716e83a01d960e507e893f8868299bda2c344448a4694f330', 
    'XIpObuB8Zg13O6kYWu0E921wnQw9SLM/jSL67GuEo/8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)