INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d8c5548e3f25e801ac4ed9c64013f55137fe504b757f110552604811907fdfe', 
    'VKgRvYXom7up+PRUCFachNWUcDTngS6WIkKV+YEp9uA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)