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 ('2ec7ebcf5f4ba3315ba0b200b756e148', -1, 1537657885, 1537657885, '365ca4b8', -19, 0, 0)

Line : 187
File : sessions.php