INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21d950f46d515ad018daee2e43fd681093a48e3b409467e41a35704ad06e5531', 
    'Y07Uv93crkuvRy0R8S3sY0+i/3DHA0mNQbHcrVYzglg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)