INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51ad273a0f982e84741e9d54ddc2431b3e99352341b6f6d2c678338ad1a26cee', 
    '4gFRWpR80bALGT7Stumuq0DVgK/mT9tQJh/cEU7Tsm0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)