INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4243a911b77011d915426eb087367bbf8991b3c8d5e6afd68c8044486f6407be', 
    'hbV6Cgy+vClmyBkxQIwEoCaUoUMbwxhmB0IF3BOmlPw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00070

Result

int(1)