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 ('e036443b49e82427e32057a42a32e042', -1, 1519474205, 1519474205, '36e31165', 1, 0, 0)

Line : 187
File : sessions.php