[Help] Kong cannot start any more after interruption of power supply

Questions
1

It’s an accident, the power supply has some issue, the servers all shut down. Including 2 kong nodes and 3 cassandra nodes.
After rebooting, the cassadra cluster came back. But kong cannot… here is the starting issue:

Can some one help???

[root@kong01 ~]# kong start -v
2018/04/02 18:45:30 [verbose] Kong: 0.11.0
2018/04/02 18:45:30 [verbose] reading config file at /etc/kong/kong.conf
2018/04/02 18:45:30 [verbose] prefix in use: /usr/local/kong
2018/04/02 18:45:30 [verbose] preparing nginx prefix directory at /usr/local/kong
2018/04/02 18:45:30 [verbose] Admin SSL enabled, no custom certificate set: using default certificate
2018/04/02 18:45:30 [verbose] admin SSL certificate found at /usr/local/kong/ssl/admin-kong-default.crt
2018/04/02 18:45:30 [warn] cassandra keyspace 'keyspace_kongqa' is missing migration: (response-transformer) 2016-03-10-160000_resp_trans_schema_changes
2018/04/02 18:45:30 [verbose] could not start Kong, stopping services
2018/04/02 18:45:30 [verbose] stopped services
Error: 
/usr/local/share/lua/5.1/kong/cmd/start.lua:62: /usr/local/share/lua/5.1/kong/cmd/start.lua:28: [cassandra error] the current database schema does not match this version of Kong. Please run `kong migrations up` to update/initialize the database schema. Be aware that Kong migrations should only run from a single node, and that nodes running migrations concurrently will conflict with each other and might corrupt your database schema!
stack traceback:
	[C]: in function 'error'
	/usr/local/share/lua/5.1/kong/cmd/start.lua:62: in function 'cmd_exec'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:88: in function 
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:88: in function 
	/usr/local/bin/kong:7: in function 'file_gen'
	init_worker_by_lua:38: in function 
	[C]: in function 'xpcall'
	init_worker_by_lua:45: in function 
[root@kong01 ~]# 
[root@kong01 ~]# 
[root@kong01 ~]# 
[root@kong01 ~]# 
[root@kong01 ~]# 
[root@kong01 ~]# kong start --run-migrations -v
2018/04/02 18:47:20 [verbose] Kong: 0.11.0
2018/04/02 18:47:20 [verbose] reading config file at /etc/kong/kong.conf
2018/04/02 18:47:20 [verbose] prefix in use: /usr/local/kong
2018/04/02 18:47:20 [verbose] preparing nginx prefix directory at /usr/local/kong
2018/04/02 18:47:20 [verbose] Admin SSL enabled, no custom certificate set: using default certificate
2018/04/02 18:47:20 [verbose] admin SSL certificate found at /usr/local/kong/ssl/admin-kong-default.crt
2018/04/02 18:47:20 [verbose] running datastore migrations
2018/04/02 18:47:20 [info] migrating core for keyspace keyspace_kongqa
2018/04/02 18:47:20 [verbose] could not start Kong, stopping services
2018/04/02 18:47:20 [verbose] stopped services
Error: 
/usr/local/share/lua/5.1/kong/cmd/start.lua:62: /usr/local/share/lua/5.1/kong/cmd/start.lua:22: [cassandra error] Error during migration 2015-01-12-175310_init_schema: [Invalid] No column definition found for column request_host
stack traceback:
	[C]: in function 'error'
	/usr/local/share/lua/5.1/kong/cmd/start.lua:62: in function 'cmd_exec'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:88: in function 
	[C]: in function 'xpcall'
	/usr/local/share/lua/5.1/kong/cmd/init.lua:88: in function 
	/usr/local/bin/kong:7: in function 'file_gen'
	init_worker_by_lua:39: in function 
	[C]: in function 'xpcall'
	init_worker_by_lua:46: in function