INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '524ea5160307d2b4ac27669d3d80b252cbe4e26239d9374589391fb68b68b810', 
    'Cslu3q6j0HYUBWFKFVlGcf1T2rfmSTdowXdB5SvSrk0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)