INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '151d421a597eb07a106663debe9e9da36ecf2abdf37f94acab35f62810a9deff', 
    'kaMMRyUvBqz7SBoNt5Qin3rKBG95Ap//OUOJtnwoBvM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)