INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef4bffe8fb0336384be082158aff93f8914a953d8f4489e5daac354dd9d984db', 
    'E0KslRfGMGWz8yIZ0xrCsqc4abCJ1DqVJHtiQW9V2K0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)