INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '342feddbefda925258cf06f4feb14b64b714563d8fa5adfdfc70034f29b82301', 
    'yLCR8MrsRbZrHgLm8iOYCmDuxlKkM0ObtHMSjdyRfcg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)