phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './tripleac_Forum/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 ('a2d4c2f19043eed6be5be7459d94b6a5', -1, 1416743100, 1416743100, '36ccda5f', -1, 0, 0)

Line : 187
File : sessions.php