INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51eebceb864638bc42fc56c10fe237899c02a798def3155dd616a7d08fb05c20', 
    'eryRYtOEsyfJNZOuohbDrM+J008rmU9eFb57GyiIPEw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)