A fatal MySQL error occured.

Query:
SELECT session_data FROM pmd_v1_sessions WHERE id='a8d15d86144dcc6b04d06e138dd139d6' AND http_user_agent='94082a50c352b78159112f3c522b5d0d' AND last_access > 1487876635

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