INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bc512e4dba254405114d645a9751143d3acbff715549beda09ad7709473419b3', 
    'd8+VfwBuij/4R0puMD1KAlIPQGnPelS3RHBW4FdyVGc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)