INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521855237538370527c47309fc46df8e7a79203d573fb372d87df11ed4ee5b16', 
    '2TVZQIYT2VGdsil6MAfk+Ms8Nc8HbdxEEVEbtvxFOZU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00066

Result

int(1)