A fatal MySQL error occured.

Query:
SELECT session_data FROM pmd_v1_sessions WHERE id='a6840551fcf5475318ccec4ed0b451d7' AND http_user_agent='f33afb2d9be3c3819b4137d0fabf3d99' AND last_access > 1537897831

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