phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8d33e18db827c8ef27f265fe18d2e2c2' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8d33e18db827c8ef27f265fe18d2e2c2', -1, 1757865583, 1757865583, 'd849d863', -9, 0, 0)

Line : 187
File : sessions.php