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 ('8d4763d4f276256f4cde8e22b692ec5b', -1, 1537926300, 1537926300, '365cbe0b', 1, 0, 0)

Line : 187
File : sessions.php