phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d95545066f0b293f3a5685b39ddc61e9', -1, 1519459716, 1519459716, '36a73eaa', 7, 0, 0)

Line : 211
File : sessions.php