INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b915e8a71d0b849e12f5009e2aed45189d6721ce6f96c3a72d0d80f49c45cd2', 
    'SixEHaw9qA+1MktY6N3Te1Oj+5U0EMHY71ZEm6h4KYA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)