phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 2013 Lost connection to MySQL server during query

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('eafc34feef21f64d97ea44a6c1d9763b', -1, 1755187336, 1755187336, 'd849d87e', -4, 0, 0)

Line : 172
File : sessions.php