INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f5324aaa5d17601d74b9db7efa3f3b2fc9d8677621e9b35d0a676ab29ba8a461', 
    '4Pp9TC6H+RwRQe9CRPnave0b6ChjEM/ZsPI8ZzId3Kw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)