INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91c4d2b0aa705217f1be55ccca4f04cd749212d232075486ca706be8ad05f5f1', 
    'sTIwZ2WlyJgv7qjDzgfoUrvXDZugE9VdyrgVWO1VFTY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)