Could not get the menu hash from the database. Aborting!

From CAGT

A database query syntax error has occurred. This may indicate a bug in the software. The last attempted database query was:
(SQL query hidden)
from within function "MediaWikiBagOStuff:_doquery". MySQL returned error "145: Table './wikidb/mw_objectcache' is marked as crashed and should be repaired (localhost)".
Could not get the menu hash from the database. Aborting!