INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521ef5cbacbb08b231b4093ff291d42de0a72b89c015afeaf597a9ea119b8369', 
    'wXQdmMmNkLQh73GEqyrldzVrLNlx3pCKpW9/IBtE5bA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)