phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: value too long for type character(8)

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('06886381792098690a5dd1af5701a66f', -1, 1736910929, 1736910929, 'a28000000', 257, 0, 0)

Line : 187
File : sessions.php