INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4145a502cf509acbbd4952def1785ddf2903f90794c12819fee5badb488b9f7c', 
    '+t0cgdZ/luIPVoZGd1cY14Q2nzh1mU8R1zKZxx1akYs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)