phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './animalrights_web/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 ('8c78c965da9fa8ddd1cdc46f16310832', -1, 1467223813, 1467223813, '36510560', 13, 0, 0)

Line : 187
File : sessions.php