INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e1fe3a05409847fdc559792ad57871807d0a3064ccbc5e80b1df223df727cea', 
    '+sF3M40XVgGYezVs1uaz8vbAOHVb5vyGUoILcc03nCg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)