INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421260d0eb9dbd330f425404311394b8ea85fc86c15a3369bd61e505ad9bae10', 
    '+0YIw1A9Of8FXpE0W6vT9mjY4SXUBIqG32IlSCzfrN8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)