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 ('9a4bc8a12f0a2b8c2f428cb536f90de9', -1, 1591107268, 1591107268, '03e7dce1', 65, 0, 0)

Line : 187
File : sessions.php