INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3f46ff93f03c03535af9b85b19bc35de01c62cae9d9bc6615911f55521def449', 
    'LznKI6Hr5VygpShXm1id06oM4+ZpScBfNp1pNHnc/Zw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)