INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c7515c84765996170f4302b088d0a03d343e46539be534232991c23d5c9647d2', 
    'EzoCwizdHQWpGj01sa6fYx1F5r1OkWArU5Axpav1KOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)