docstr: Inserts the message in the Slack Channel
  
  Args:
      channel_name
      message
code: def insert(self, query):
      """
      Inserts the message in the Slack Channel
  
      Args:
          channel_name
          message
      """
  
      # get column names and values from the query
      columns = [col.name for col in query.columns]
      for row in query.values:
          params = dict(zip(columns, row))
  
          # check if required parameters are provided
          if "channel" not in params or "text" not in params:
              raise Exception(
                  "To insert data into Slack, you need to provide the 'channel' and 'text' parameters."
              )
  
          # post message to Slack channel
          try:
              response = self.client.chat_postMessage(
                  channel=params["channel"], text=params["text"]
              )
          except SlackApiError as e:
              raise Exception(
                  f"Error posting message to Slack channel '{params['channel']}': {e.response['error']}"
              )
  
          inserted_id = response["ts"]
          params["ts"] = inserted_id
  
imports: import os
  from datetime import datetime, timezone
  import ast
  from typing import List
  import pandas
  from slack_sdk import WebClient
  from slack_sdk.errors import SlackApiError
  from slack_sdk.web.slack_response import SlackResponse
  from slack_sdk.socket_mode import SocketModeClient
  from slack_sdk.socket_mode.request import SocketModeRequest
  from slack_sdk.socket_mode.response import SocketModeResponse
  from mindsdb.interfaces.chatbot.types import ChatBotMessage
  from mindsdb.utilities import log
  from mindsdb.utilities.config import Config
  from mindsdb_sql.parser import ast
  from mindsdb_sql.parser.ast import ASTNode, Update, Delete
  from mindsdb_sql.planner.utils import query_traversal
  from mindsdb.integrations.libs.api_handler import APIChatHandler, APITable, FuncParser
  from mindsdb.integrations.utilities.sql_utils import extract_comparison_conditions
  from mindsdb.integrations.libs.response import HandlerStatusResponse, HandlerResponse, RESPONSE_TYPE
label_desc: Use image node_id 3 for calling the SlackChannelsTable obj's underlying member method code with example usage: obj.insert(query) without return types