phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './thexfir4/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4eb2b0c458b0b1ea88ed8073e0f4e1bd', -1, 1560805846, 1560805846, '22e57e1d', -4, 0, 0)

Line : 187
File : sessions.php