INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6ba638290fa0bb7d181f611e67576639900298d129125d50951a247e97ce73e', 
    't2k+AseL0HbyqDSoLtIPeL8BaC8tLZP1CCes51cHPsI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)