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 ('65be913fb51fb99e2494d01cae25627d', -1, 1544518337, 1544518337, '12d45dea', 14, 0, 0)

Line : 187
File : sessions.php