phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '49c4495b86a0e51b6fb6b01907bc5d76' 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 ('49c4495b86a0e51b6fb6b01907bc5d76', -1, 1741083909, 1741083909, '03905246', 0, 0, 0)

Line : 187
File : sessions.php