INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3fe5d686421da804a44c394b1f48ad3573a9d95784ee65a98edac27698cee41', 
    '3SyfYZrArwKs6VULuT+AaOHGHF6I4EtI2And0xqPuWU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)