INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8a51191c349b2adfe8b180897440d56a69a796618f40143b2e500a5b9b6beac', 
    '+MK2CCJLuSr26oKpMi1MR1rbTEeC9sIzUlcyubEJpNM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)