A fatal MySQL error occured.

Query:
SELECT session_data FROM pmd_v1_sessions WHERE id='a51f75d378626bbf3c5ec6e4d43af20c' AND http_user_agent='94082a50c352b78159112f3c522b5d0d' AND last_access > 1487788428

Error:
(145) Table './ppatete_directory/pmd_v1_sessions' is marked as crashed and should be repaired