phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c5a15e422c08c20d9ae0029c28b06a88' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c5a15e422c08c20d9ae0029c28b06a88', -1, 1715313751, 1715313751, '12bcff74', 13, 0, 0)

Line : 187
File : sessions.php