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 ('c56d07b5e8ffd5d354f45042c9fbf7fd', -1, 1711707468, 1711707468, '36f2bfd6', 2018, 0, 0)

Line : 187
File : sessions.php