INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7510b99d98d4d491da4fe2e9c7ec74fb9df5d20795f9447a8baa64be03f8b4ac', 
    '1nsWwegQOZU8UDiklSTNdAzH//jREE1GVUu0e87vTQ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)