INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21196e5c4ee5880d6dba6ab539d30b0270509c5a1a9738f9321ddd11eb514b64', 
    'iu/yMnn3eg3tIUcpBAu+bious0ekFCeoBYOu5lZlE0s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)