INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a900245093886def74c57d3c58af7465e478596632e403dca05eb9481c72fb1', 
    'kvpkvDsgEJzvp3JlAznUjG0wWLxmfV4aGAzh0jPzgTU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)