INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6255085b69e16aad64e4e49b541f41b4abc86f937b756d73c710cffcb60f4963', 
    'MD5nShEFSWA45lbIdAZg59R7NznYYSoThxvYWKWL5zM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)