INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51150216b15d48c91629540f0f965b46e7c6894e7222c1b6e92fa636aee475cd', 
    'pIrIw1EIIAnuJvw4iy4OBlwmdTrmILEI5Tv0Zj3IUm4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)