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 ('2258af4f6bb354198ceb8a776a8c0f22', -1, 1526977449, 1526977449, '36c45659', 16, 0, 0)

Line : 187
File : sessions.php