phpBB : Critical Error

Error updating sessions table

DEBUG MODE

SQL Error : 1142 UPDATE command denied to user 'u11741'@'10.16.11.5' for table 'phpbb_sessions'

UPDATE phpbb_sessions SET session_time = 1715350103, session_page = -4, session_admin = 0 WHERE session_id = '5bce11d9775138c0ccc1dfcb2a715a41'

Line : 350
File : sessions.php