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 ('152be355657b99692c5521553c358b6f', -1, 1524414155, 1524414155, '36517577', -6, 0, 0)

Line : 211
File : sessions.php