INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a5eb68e3181061be9d2aa59b79ea707d78e774360f3d009dd329c13157fe5e69', 
    'CTr6htfeO14jG88xn8Cw38e4pB2V2mFdPQuMuZ1dPDg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)