A fatal MySQL error occured.

Query:
SELECT session_data FROM pmd_v1_sessions WHERE id='172e8342123a9d8ebf7a7d0ccd2bba17' AND http_user_agent='94082a50c352b78159112f3c522b5d0d' AND last_access > 1495845560

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