INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6d0eb744023001de5a7d51ddb8be223696282e2e7fd95461e4bda8043a2c6a7', 
    'cweEQN1pcA5uUl93H4ZW6z9edSZFwxuopxZiW0LHQQM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)