INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15b8bafaa19ebebe56e06ec2049195982680d0d7f852a53920e3e52684d59a5d', 
    '7NLyaF1aUPR9GozW+E8oJa6ioxWsLmbdB6Mz+5qmESM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)