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 ('7850d473e601da48d5b2c8f4d26a230e', -1, 1537405012, 1537405012, '3650537b', 6, 0, 0)

Line : 187
File : sessions.php