INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52d9b4b12d1fe47657dc07e1db3f93420e2a876f89e41b08232033ecf4d4839f', 
    '37knrb7XP+mBqVoJEnGqWmVGz9yyQaViPGFZV/THNe0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)