phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "phpbb_session_pkey" DETAIL: Key ("session_id")=(87d59e75c46b3dd925910dcc23b22b8f) already exists.

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('87d59e75c46b3dd925910dcc23b22b8f', -1, 1715614768, 1715614768, '7f000001', -4, 0, 0)

Line : 187
File : sessions.php