phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './c0_smf_old_db/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 ('0778dd9c746dc90c5d59ef12da8b976f', -1, 1550914707, 1550914707, '12d4ced9', 3, 0, 0)

Line : 187
File : sessions.php