phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dostscho_mysql/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 ('65b35f02902d783c1b47a50c42a5c506', -1, 1537839637, 1537839637, '36e13b0e', 7, 0, 0)

Line : 187
File : sessions.php