Custom Item DB error please HELP!

[Custom Item DB error please HELP!]

can anyone help me how to fix this? 

: DB error - Unknown column 'grade' in 'field list'

	[Debug]: at D:\ro_offline_2021\01_emulator\hercules_pre\src\map\log.c:191 - INSERT DELAYED INTO `picklog` (`time`, `char_id`, `type`, `nameid`, `amount`, `refine`, `grade`, `card0`, `card1`, `card2`, `card3`, `opt_idx0`, `opt_val0`, `opt_idx1`, `opt_val1`, `opt_idx2`, `opt_val2`, `opt_idx3`, `opt_val3`, `opt_idx4`, `opt_val4`, `map`, `unique_id`) VALUES (NOW(), '150000', 'A', '36001', '1', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', 'prontera', '644245094400010')

	

	when ever i tried to add custom items it always unknown/Apple 

i tried reading the guide on many sites but i still have the same issue