INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51ce19a2045478aea1109aa12d1339256612520088cdc24ca8dc224509431c82', 
    '2fkW10uZyS3Zmi27A/pRQ0KvXMArInOcsZxlKRKXVyQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)