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 ('71b6c5885fb4c51f0b81908ac1684d8d', -1, 1537510133, 1537510133, '365ca4b8', -4, 0, 0)

Line : 187
File : sessions.php