INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b6388f81bf80fa63c098ce945239cf4ddce957cfd1c91183803dbabd40008cc', 
    'KmE9LB4YoyTGHKpnj9ope3gbv4uJ4Jspfa2FGXJXDG8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)