INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c27a6449550c161bad464f61051773dee0fea568c2c321cbbdbbafab274e966', 
    'j3fW/UtzEOB7/21zcd1jKzzCY5edJnGZOxj0yTI6WS0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)