phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2bb3738be40d946dd09c15f0ea89c9f1' 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 ('2bb3738be40d946dd09c15f0ea89c9f1', -1, 1766523603, 1766523603, 'd849d819', 28, 0, 0)

Line : 187
File : sessions.php