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 ('5a1395ee01f52ba4d2dd8adb619a3ed7', -1, 1591108424, 1591108424, '03e7dce1', 38, 0, 0)

Line : 187
File : sessions.php