Promtail: "error sending batch, will retry" status=-1 context deadline exceeded"

Good afternoon! When sending logs about 10GB per day, an error appears via promtail: “error sending batch, will retry” status=-1 context deadline exceeded". Where and what should I increase? I don’t understand what I didn’t specify!
My configuration promtail:

server:
  http_listen_port: 9080
  grpc_listen_port: 0

positions:
  filename: /tmp/positions.yaml

clients:
  - url: http://localhost:3100/loki/api/v1/push

scrape_configs:
- job_name: nginx
  static_configs:
  - targets:
      - localhost
    labels:
      job: nginx
      __path__: /var/log/nginx/*log
      host: client
  pipeline_stages:
    - match:
        selector: '{job="sa"}'
        stages:
        - labels: