INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '735a3944a2c9f93b45f467205a82b482e00109ba98dbf7ed9cb5c03d4eea952b', 
    '8ZIgp71U1WGpXhDIF35Vf9wxFIk9N41OW7oUm/csRfQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)