INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ccd5805fb564784f23461e2edb7c316414f2832a2fefa77af64ac593cd4f14', 
    '5vqcHfsCUloK+lGbAfj8zVO3yqYIsv4rUG2kx8XWeTU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)