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 ('17fc3f0e3c1abf413f5198c62cccda3a', -1, 1566154944, 1566154944, '12e8ab12', 28, 0, 0)

Line : 187
File : sessions.php