INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42751849349d29f7963ca70ea5c996b3cc954bdd8e640701a1df82e0542b8d0a', 
    'qip8Qx6g9v/wZToz04DeZE3FacNcdOx6mv72jjzDW28=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)