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 ('5ebb25a2a90bfd409fea25b5d3225c2f', -1, 1586266975, 1586266975, '12e8bcfb', 20, 0, 0)

Line : 187
File : sessions.php