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 ('db8eee54da054cc528c0562ed852fa0c', -1, 1566798587, 1566798587, '12e87c4d', 21, 0, 0)

Line : 187
File : sessions.php