INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15a76a87f52913d049569eaf54d5ed428a11100d1df15dd55bd07263477dae22', 
    'tk8Qwvgr1YdcE6ffmng4nsC9NX2KDSC4e1CP5PyjJyE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)