INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51be867770380e73e01b01f5778bc0552f83393c634eee1b6703dd472fab9c0b', 
    'oZpiwT7hXDs3erAOt+Yug8T4QoCaKuUFtOUmQFeY5NU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)